23138829

素因数分解:

$3^2\times 7^2\times {\mathrm{71}}^1\times {\mathrm{739}}^1$

素因数の和:830

約数の個数: 36

約数和(自身を含む): 39480480

約数和(自身を除く): 16341651

約数列:

[1, 3, 7, 9, 21, 49, 63, 71, 147, 213, 441, 497, 639, 739, 1491, 2217, 3479, 4473, 5173, 6651, 10437, 15519, 31311, 36211, 46557, 52469, 108633, 157407, 325899, 367283, 472221, 1101849, 2570981, 3305547, 7712943, 23138829]

約数ペア:

[(1, 23138829), (3, 7712943), (7, 3305547), (9, 2570981), (21, 1101849), (49, 472221), (63, 367283), (71, 325899), (147, 157407), (213, 108633), (441, 52469), (497, 46557), (639, 36211), (739, 31311), (1491, 15519), (2217, 10437), (3479, 6651), (4473, 5173)]